<%@ page language="java" contentType="text/html; charset=UTF-8"
	pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>计算矩形的面积和周长</title>
</head>
<body>
	<form action="result.jsp" method="post">
		长：<input type="text" name="length" /> <br /> 
		宽：<input type="text" name="width" /><br /> 
		<input type="submit" value="计算" />
	</form>
</body>
</html>